Nov. 19, 2010

How Music Works

From pitch to frequency and harmony to rhythm, how do sounds become music? What separates Bach' s Prelude in C Major from Led Zeppelin' s Stairway to Heaven? In this segment, Ira talks with Dr. John Powell, a physicist and composer. He's the author of the new book "How Music Works: The Science and Psychology of Beautiful Sounds, from Beethoven to the Beatles and Beyond."